! Started logfile: J0457-2324_S_1999_12_20_pus_uvs.log on Thu Dec 20 14:54:45 2007 obs J0457-2324_S_1999_12_20_pus_uva.fits ! Reading UV FITS file: J0457-2324_S_1999_12_20_pus_uva.fits ! AN table 1: 90 integrations on 190 of 190 possible baselines. ! AN table 2: 90 integrations on 190 of 190 possible baselines. ! AN table 3: 11 integrations on 190 of 190 possible baselines. ! AN table 4: 97 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0689876 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0457-2324 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2298 lines of history. ! ! Reading 15100 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0457-2324_S_1999_12_20_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1386 telescope corrections were flagged in sub-array 1. ! A total of 1616 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 1572 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1386 telescope corrections were flagged in sub-array 1. ! A total of 1616 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 1572 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1416 telescope corrections were flagged in sub-array 1. ! A total of 1646 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 1572 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1410 telescope corrections were flagged in sub-array 1. ! A total of 1646 telescope corrections were flagged in sub-array 2. ! A total of 220 telescope corrections were flagged in sub-array 3. ! A total of 1572 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.985578Jy sigma=0.007336 ! Fit after self-cal, rms=0.356468Jy sigma=0.002710 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.066 mas, bmaj=4.854 mas, bpa=11.88 degrees ! Estimated noise=1220.51 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.906035 Jy ! Component: 100 - total flux cleaned = 1.13909 Jy ! Total flux subtracted in 100 components = 1.13909 Jy ! Clean residual min=-0.022042 max=0.086308 Jy/beam ! Clean residual mean=0.000451 rms=0.007652 Jy/beam ! Combined flux in latest and established models = 1.13909 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.13909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272763Jy sigma=0.002026 ! Fit after self-cal, rms=0.272762Jy sigma=0.002026 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0979085 Jy ! Component: 100 - total flux cleaned = 0.155063 Jy ! Total flux subtracted in 100 components = 0.155063 Jy ! Clean residual min=-0.016539 max=0.029709 Jy/beam ! Clean residual mean=0.000150 rms=0.004569 Jy/beam ! Combined flux in latest and established models = 1.29415 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 1.29415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220619Jy sigma=0.001533 ! Fit after self-cal, rms=0.220540Jy sigma=0.001532 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0364821 Jy ! Component: 100 - total flux cleaned = 0.0603313 Jy ! Total flux subtracted in 100 components = 0.0603313 Jy ! Clean residual min=-0.015977 max=0.016450 Jy/beam ! Clean residual mean=0.000035 rms=0.003933 Jy/beam ! Combined flux in latest and established models = 1.35448 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 1.35448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212831Jy sigma=0.001446 ! Fit after self-cal, rms=0.212789Jy sigma=0.001446 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.668 mas, bmaj=7.091 mas, bpa=2.877 degrees ! Estimated noise=779.58 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0192119 Jy ! Component: 100 - total flux cleaned = 0.0288484 Jy ! Component: 150 - total flux cleaned = 0.0337954 Jy ! Component: 200 - total flux cleaned = 0.0345806 Jy ! Total flux subtracted in 200 components = 0.0345806 Jy ! Clean residual min=-0.012535 max=0.009657 Jy/beam ! Clean residual mean=-0.000710 rms=0.002982 Jy/beam ! Combined flux in latest and established models = 1.38906 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 1.38906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211667Jy sigma=0.001428 ! Fit after self-cal, rms=0.211646Jy sigma=0.001428 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 GC 1.00* HH 1.00* ! HN 1.02 KK 1.02 KP 1.01 LA 1.00 ! MC 1.00* MK 1.02 NY 1.00* ON 1.00* ! OV 0.98 PT 1.01 SC 0.96 TS 1.13 ! WF 1.01 WZ 1.00* GN 0.92 NL 0.94 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.01 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00* KP 1.02 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 1.03 SC 0.98 TS 1.00* ! WF 1.03 WZ 1.00* GN 1.00* NL 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.01 GC 1.00* HH 1.12 ! HN 1.02 KK 1.02 KP 0.98 LA 1.01 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.99 PT 1.02 SC 1.03 TS 1.00* ! WF 1.04 WZ 1.00* GN 1.06 NL 0.98 ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 GC 1.00* HH 1.00* ! HN 1.09 KK 0.98 KP 1.01 LA 0.98 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.97 PT 1.00 SC 0.95 TS 1.12 ! WF 1.00 WZ 1.00* GN 0.91 NL 0.95 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.06 GC 1.00* HH 1.00* ! HN 1.14 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.98 PT 0.99 SC 1.00 TS 1.00* ! WF 1.01 WZ 1.00* GN 1.00* NL 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 1.03 GC 1.00* HH 1.09 ! HN 1.10 KK 0.93 KP 1.01 LA 0.99 ! MC 1.00* MK 1.00 NY 1.00* ON 1.00* ! OV 0.99 PT 1.01 SC 1.02 TS 1.00* ! WF 1.02 WZ 1.00* GN 1.05 NL 0.99 ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 GC 1.00* HH 1.00* ! HN 1.05 KK 1.02 KP 0.96 LA 1.01 ! MC 1.00* MK 0.98 NY 1.00* ON 1.00* ! OV 1.00 PT 0.95 SC 0.96 TS 1.11 ! WF 1.00 WZ 1.00* GN 0.93 NL 0.93 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.04 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00* KP 1.00 LA 1.02 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.98 SC 0.99 TS 1.00* ! WF 1.01 WZ 1.00* GN 1.00* NL 0.99 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.02 GC 1.00* HH 0.98 ! HN 0.99 KK 0.96 KP 1.02 LA 1.01 ! MC 1.00* MK 0.97 NY 1.00* ON 1.00* ! OV 1.02 PT 0.95 SC 1.05 TS 1.00* ! WF 1.03 WZ 1.00* GN 1.04 NL 0.96 ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 GC 1.00* HH 1.00* ! HN 1.05 KK 1.00 KP 1.00 LA 1.02 ! MC 1.00* MK 1.03 NY 1.00* ON 1.00* ! OV 0.95 PT 0.95 SC 0.96 TS 1.11 ! WF 1.02 WZ 1.00* GN 0.93 NL 0.93 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 1.00 LA 1.02 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.96 PT 1.03 SC 1.01 TS 1.00* ! WF 1.03 WZ 1.00* GN 1.00* NL 0.94 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 42 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 1.00 GC 1.00* HH 0.99 ! HN 1.02 KK 0.96 KP 1.03 LA 1.02 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 1.00 PT 0.95 SC 1.04 TS 1.00* ! WF 0.97 WZ 1.00* GN 1.07 NL 0.96 ! ! ! Fit before self-cal, rms=0.211646Jy sigma=0.001428 ! Fit after self-cal, rms=0.196770Jy sigma=0.001325 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.701 mas, bmaj=7.265 mas, bpa=2.064 degrees ! Estimated noise=791.552 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.001903 Jy ! Component: 100 - total flux cleaned = -0.00197899 Jy ! Component: 150 - total flux cleaned = -0.00212041 Jy ! Component: 200 - total flux cleaned = -0.0021206 Jy ! Total flux subtracted in 200 components = -0.0021206 Jy ! Clean residual min=-0.006859 max=0.005816 Jy/beam ! Clean residual mean=-0.000330 rms=0.001825 Jy/beam ! Combined flux in latest and established models = 1.38694 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 1.38694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196680Jy sigma=0.001325 ! Fit after self-cal, rms=0.196707Jy sigma=0.001325 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196707Jy sigma=0.001325 ! Fit after self-cal, rms=0.191897Jy sigma=0.001274 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.707 mas, bmaj=7.27 mas, bpa=2.1 degrees ! Estimated noise=792.321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00101631 Jy ! Component: 100 - total flux cleaned = -0.00127399 Jy ! Component: 150 - total flux cleaned = -0.0012795 Jy ! Component: 200 - total flux cleaned = -0.00128339 Jy ! Total flux subtracted in 200 components = -0.00128339 Jy ! Clean residual min=-0.004517 max=0.007076 Jy/beam ! Clean residual mean=0.000145 rms=0.001182 Jy/beam ! Combined flux in latest and established models = 1.38566 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 1.38566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191821Jy sigma=0.001273 ! Fit after self-cal, rms=0.191884Jy sigma=0.001273 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00673592 Jy ! Component: 100 - total flux cleaned = 0.00741032 Jy ! Component: 150 - total flux cleaned = 0.00767846 Jy ! Component: 200 - total flux cleaned = 0.00779123 Jy ! Total flux subtracted in 200 components = 0.00779123 Jy ! Clean residual min=-0.004333 max=0.003815 Jy/beam ! Clean residual mean=0.000019 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 1.39345 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 1.39345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191554Jy sigma=0.001271 ! Fit after self-cal, rms=0.191520Jy sigma=0.001270 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191520Jy sigma=0.001270 ! Fit after self-cal, rms=0.191445Jy sigma=0.001270 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.71 mas, bmaj=7.271 mas, bpa=2.104 degrees ! Estimated noise=792.683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152973 Jy ! Component: 100 - total flux cleaned = 0.00177164 Jy ! Component: 150 - total flux cleaned = 0.00187506 Jy ! Component: 200 - total flux cleaned = 0.00187769 Jy ! Total flux subtracted in 200 components = 0.00187769 Jy ! Clean residual min=-0.004182 max=0.003632 Jy/beam ! Clean residual mean=0.000034 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 1.39533 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 1.39533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191321Jy sigma=0.001269 ! Fit after self-cal, rms=0.191307Jy sigma=0.001269 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000522491 Jy ! Component: 100 - total flux cleaned = 0.000523293 Jy ! Component: 150 - total flux cleaned = 0.00059903 Jy ! Component: 200 - total flux cleaned = 0.000601006 Jy ! Total flux subtracted in 200 components = 0.000601006 Jy ! Clean residual min=-0.004252 max=0.003605 Jy/beam ! Clean residual mean=0.000025 rms=0.000990 Jy/beam ! Combined flux in latest and established models = 1.39593 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 1.39593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191246Jy sigma=0.001268 ! Fit after self-cal, rms=0.191240Jy sigma=0.001268 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191240Jy sigma=0.001268 ! Fit after self-cal, rms=0.191067Jy sigma=0.001268 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.253 mas, bmaj=16.57 mas, bpa=2.378 degrees ! Estimated noise=1013.61 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000692678 Jy ! Component: 100 - total flux cleaned = -0.000689366 Jy ! Component: 150 - total flux cleaned = -0.000693095 Jy ! Component: 200 - total flux cleaned = -0.000752922 Jy ! Total flux subtracted in 200 components = -0.000752922 Jy ! Clean residual min=-0.003915 max=0.002937 Jy/beam ! Clean residual mean=0.000123 rms=0.001128 Jy/beam ! Combined flux in latest and established models = 1.39517 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 105 components and 1.39517 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191055Jy sigma=0.001268 ! Fit after self-cal, rms=0.191043Jy sigma=0.001268 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.19682e-05 Jy ! Component: 100 - total flux cleaned = 0.000129251 Jy ! Component: 150 - total flux cleaned = 0.000103082 Jy ! Component: 200 - total flux cleaned = 5.59219e-05 Jy ! Total flux subtracted in 200 components = 5.59219e-05 Jy ! Clean residual min=-0.003929 max=0.002965 Jy/beam ! Clean residual mean=0.000122 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 1.39523 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 116 components and 1.39523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191035Jy sigma=0.001268 ! Fit after self-cal, rms=0.191031Jy sigma=0.001268 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=2.712 mas, bmaj=7.265 mas, bpa=2.137 degrees ! Estimated noise=792.606 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.712 x 7.265 at 2.137 degrees (North through East) ! Clean map min=-0.0038423 max=1.2095 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191031Jy sigma=0.001268 ! Fit after self-cal, rms=0.177772Jy sigma=0.001146 ! Inverting map and beam ! Estimated beam: bmin=2.713 mas, bmaj=7.262 mas, bpa=2.137 degrees ! Estimated noise=791.894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000265679 Jy ! Component: 100 - total flux cleaned = 0.000187402 Jy ! Component: 150 - total flux cleaned = 0.000188682 Jy ! Component: 200 - total flux cleaned = 0.000190312 Jy ! Total flux subtracted in 200 components = 0.000190312 Jy ! Clean residual min=-0.003672 max=0.003371 Jy/beam ! Clean residual mean=0.000096 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 1.39542 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 126 components and 1.39542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177708Jy sigma=0.001146 ! Fit after self-cal, rms=0.177704Jy sigma=0.001146 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000165417 Jy ! Component: 100 - total flux cleaned = 0.000106588 Jy ! Component: 150 - total flux cleaned = 0.000107907 Jy ! Component: 200 - total flux cleaned = 0.0001079 Jy ! Total flux subtracted in 200 components = 0.0001079 Jy ! Clean residual min=-0.003723 max=0.003340 Jy/beam ! Clean residual mean=0.000094 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 1.39553 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 131 components and 1.39553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177665Jy sigma=0.001145 ! Fit after self-cal, rms=0.177665Jy sigma=0.001145 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177665Jy sigma=0.001145 ! Fit after self-cal, rms=0.177567Jy sigma=0.001145 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=4.968 mas, bpa=11.13 degrees ! Estimated noise=1224.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.918035 Jy ! Component: 100 - total flux cleaned = 1.14861 Jy ! Component: 150 - total flux cleaned = 1.2377 Jy ! Component: 200 - total flux cleaned = 1.28582 Jy ! Total flux subtracted in 200 components = 1.28582 Jy ! Clean residual min=-0.007342 max=0.024846 Jy/beam ! Clean residual mean=0.000198 rms=0.002739 Jy/beam ! Combined flux in latest and established models = 1.28582 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 1.28582 Jy ! Inverting map and beam ! Estimated beam: bmin=2.715 mas, bmaj=7.263 mas, bpa=2.142 degrees ! Estimated noise=791.769 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0473593 Jy ! Component: 100 - total flux cleaned = 0.0720008 Jy ! Component: 150 - total flux cleaned = 0.0860002 Jy ! Component: 200 - total flux cleaned = 0.0945411 Jy ! Total flux subtracted in 200 components = 0.0945411 Jy ! Clean residual min=-0.003574 max=0.004849 Jy/beam ! Clean residual mean=0.000332 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 1.38036 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 80 components and 1.38036 Jy ! Inverting map ! Added new window around map position (1, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00548085 Jy ! Component: 100 - total flux cleaned = 0.00901115 Jy ! Component: 150 - total flux cleaned = 0.0114799 Jy ! Component: 200 - total flux cleaned = 0.0123996 Jy ! Total flux subtracted in 200 components = 0.0123996 Jy ! Clean residual min=-0.003261 max=0.003226 Jy/beam ! Clean residual mean=0.000136 rms=0.000900 Jy/beam ! Combined flux in latest and established models = 1.39276 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 104 components and 1.39276 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.247 mas, bmaj=16.57 mas, bpa=2.322 degrees ! Estimated noise=1012.22 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165913 Jy ! Component: 100 - total flux cleaned = 0.00213224 Jy ! Component: 150 - total flux cleaned = 0.00215501 Jy ! Component: 200 - total flux cleaned = 0.00217454 Jy ! Total flux subtracted in 200 components = 0.00217454 Jy ! Clean residual min=-0.003149 max=0.002923 Jy/beam ! Clean residual mean=0.000235 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 1.39494 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.85609e-05 Jy ! Component: 100 - total flux cleaned = 3.57342e-05 Jy ! Component: 150 - total flux cleaned = 3.53814e-05 Jy ! Component: 200 - total flux cleaned = 3.53505e-05 Jy ! Total flux subtracted in 200 components = 3.53505e-05 Jy ! Clean residual min=-0.003119 max=0.002910 Jy/beam ! Clean residual mean=0.000233 rms=0.000999 Jy/beam ! Combined flux in latest and established models = 1.39497 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 128 components and 1.39497 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.715 mas, bmaj=7.263 mas, bpa=2.142 degrees ! Estimated noise=791.769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000512794 Jy ! Component: 100 - total flux cleaned = -0.000456553 Jy ! Component: 150 - total flux cleaned = -0.000351109 Jy ! Component: 200 - total flux cleaned = -0.000254286 Jy ! Total flux subtracted in 200 components = -0.000254286 Jy ! Clean residual min=-0.003310 max=0.003139 Jy/beam ! Clean residual mean=0.000105 rms=0.000884 Jy/beam ! Combined flux in latest and established models = 1.39472 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 136 components and 1.39472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177476Jy sigma=0.001145 ! Fit after self-cal, rms=0.177454Jy sigma=0.001145 wmodel J0457-2324_S_1999_12_20_pus_map.mod ! Writing 136 model components to file: J0457-2324_S_1999_12_20_pus_map.mod wobs J0457-2324_S_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J0457-2324_S_1999_12_20_pus_uvs.fits wwins J0457-2324_S_1999_12_20_pus_map.win ! wwins: Wrote 3 windows to J0457-2324_S_1999_12_20_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198378 Jy ! Component: 100 - total flux cleaned = 7.66344e-05 Jy ! Component: 150 - total flux cleaned = 0.000443133 Jy ! Component: 200 - total flux cleaned = 0.000595268 Jy ! Component: 250 - total flux cleaned = 0.00079309 Jy ! Component: 300 - total flux cleaned = 0.000888567 Jy ! Component: 350 - total flux cleaned = 0.000841629 Jy ! Component: 400 - total flux cleaned = 0.00102638 Jy ! Component: 450 - total flux cleaned = 0.00116164 Jy ! Component: 500 - total flux cleaned = 0.00125079 Jy ! Component: 550 - total flux cleaned = 0.00138153 Jy ! Component: 600 - total flux cleaned = 0.00146736 Jy ! Component: 650 - total flux cleaned = 0.00155264 Jy ! Component: 700 - total flux cleaned = 0.00171949 Jy ! Component: 750 - total flux cleaned = 0.001802 Jy ! Component: 800 - total flux cleaned = 0.00192394 Jy ! Component: 850 - total flux cleaned = 0.00204422 Jy ! Component: 900 - total flux cleaned = 0.00204442 Jy ! Component: 950 - total flux cleaned = 0.00220204 Jy ! Component: 1000 - total flux cleaned = 0.0023573 Jy ! Component: 1050 - total flux cleaned = 0.00247251 Jy ! Component: 1100 - total flux cleaned = 0.00254829 Jy ! Component: 1150 - total flux cleaned = 0.00262326 Jy ! Component: 1200 - total flux cleaned = 0.00262353 Jy ! Component: 1250 - total flux cleaned = 0.00280861 Jy ! Component: 1300 - total flux cleaned = 0.00295463 Jy ! Component: 1350 - total flux cleaned = 0.00302691 Jy ! Component: 1400 - total flux cleaned = 0.00309873 Jy ! Component: 1450 - total flux cleaned = 0.00317018 Jy ! Component: 1500 - total flux cleaned = 0.00331165 Jy ! Component: 1550 - total flux cleaned = 0.00338168 Jy ! Component: 1600 - total flux cleaned = 0.00341647 Jy ! Component: 1650 - total flux cleaned = 0.00352012 Jy ! Component: 1700 - total flux cleaned = 0.00355422 Jy ! Component: 1750 - total flux cleaned = 0.00358835 Jy ! Component: 1800 - total flux cleaned = 0.00365588 Jy ! Component: 1850 - total flux cleaned = 0.00372283 Jy ! Component: 1900 - total flux cleaned = 0.00375617 Jy ! Component: 1950 - total flux cleaned = 0.00382217 Jy ! Component: 2000 - total flux cleaned = 0.00378935 Jy ! Total flux subtracted in 2048 components = 0.00391979 Jy ! Clean residual min=-0.002223 max=0.001812 Jy/beam ! Clean residual mean=0.000065 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 1.39864 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 287 components and 1.39864 Jy ![Exited script file: muppet] wmap "J0457-2324_S_1999_12_20_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.715 x 7.263 at 2.142 degrees (North through East) ! Clean map min=-0.0029579 max=1.2144 Jy/beam ! Writing clean map to FITS file: J0457-2324_S_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.21444 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000663803 device "J0457-2324_S_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J0457-2324_S_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163978 0.163978 0.327956 0.655912 1.31182 2.62365 5.24729 10.4946 20.9892 41.9784 83.9567 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.214 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.715 x 7.263 at 2.142 degrees (North through East) ! Clean map min=-0.0029579 max=1.2144 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0457-2324_S_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J0457-2324_S_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0457-2324_S_1999_12_20_pus_uvs.log closed on Thu Dec 20 14:55:06 2007